activity
20202026
most citedA Robust Hierarchical Graph Convolutional Network Model for Collaborative Filtering

7 citations · 12 across the 3 of their papers we have counts for

collaborators

5 papers

cs.IR2026

Rethinking Semantic Alignment in LLM-Enhanced Collaborative Filtering: A Spectral Decoupling Approach

Yedong Jin, Shaowen Peng, Tsunenori Mine +2

Recent advances in LLM-enhanced recommendation commonly align semantic representations with collaborative embeddings in a shared space, yet how alignment affects LLM-encoded inform…

cs.IR2024

How Powerful is Graph Filtering for Recommendation

Shaowen Peng, Xin Liu, Kazunari Sugiyama +1

It has been shown that the effectiveness of graph convolutional network (GCN) for recommendation is attributed to the spectral graph filtering. Most GCN-based methods consist of a…

cs.IR2024

Balancing Embedding Spectrum for Recommendation

Shaowen Peng, Kazunari Sugiyama, Xin Liu +1

Modern recommender systems heavily rely on high-quality representations learned from high-dimensional sparse data. While significant efforts have been invested in designing powerfu…

cs.IR20225 cited

Less is More: Reweighting Important Spectral Graph Features for Recommendation

Shaowen Peng, Kazunari Sugiyama, Tsunenori Mine

As much as Graph Convolutional Networks (GCNs) have shown tremendous success in recommender systems and collaborative filtering (CF), the mechanism of how they, especially the core…

cs.IR20207 cited

A Robust Hierarchical Graph Convolutional Network Model for Collaborative Filtering

Shaowen Peng, Tsunenori Mine

Graph Convolutional Network (GCN) has achieved great success and has been applied in various fields including recommender systems. However, GCN still suffers from many issues such…